CREAT BY ART
SF31 - SF38
3.0AMPS. Super Fast Rectifiers
DO-201AD
Features
High efficiency, low VF
High current capability
High reliability
High surge current capability
Low power loss
For use in low voltage, high frequency inverter,
Free wheeling, and polarity protection application
Green compound with suffix "G" on packing
code & prefix "G" on datecode
Mechanical Data
Cases: Molded plastic
Epoxy: UL 94V-0 rate flame retardant
Lead: Pure tin plated, lead free, solderable
per MIL-STD-202, Method 208 guaranteed
Polarity: Color band denotes cathode
High temperature soldering guaranteed:
260℃/10 seconds
Weight: 1.2 grams
Ordering Information (example)
Part No.
SF31
Package
DO-201AD
Packing
500 / AMMO box
INNER
TAPE
52mm
Packing
code
A0
Packing code
(Green)
A0G
Maximum Ratings and Electrical Characteristics
Rating at 25
℃
ambient temperature unless otherwise specified.
Parameter
Maximum Recurrent Peak Reverse Voltage
Maximum RMS Voltage
Maximum DC Blocking Voltage
Maximum Average Forward Rectified Current
Peak Forward Surge Current, 8.3 ms Single Half Sine-wave
Superimposed on Rated Load (JEDEC method)
Maximum Instantaneous Forward Voltage (Note 1)
@3A
Maximum DC Reverse Current at Rated
@ T
A
=25
℃
DC Blocking Voltage
@ T
A
=125
℃
Maximum Reverse Recovery Time (Note 2)
Typical Junction Capacitance (Note 3)
Typical Thermal Resistance
Operating Temperature Range
Storage Temperature Range
Note 1: Pulse Test with PW=300 usec, 1% Duty Cycle
Symbol
V
RRM
V
RMS
V
DC
I
F(AV)
I
FSM
V
F
I
R
Trr
Cj
R
θJA
T
J
T
STG
SF
31
50
35
50
SF
32
100
70
100
SF
33
150
105
150
SF
34
200
140
200
3
SF
35
300
210
300
SF
36
400
280
400
SF
37
500
350
500
SF
38
600
420
600
Units
V
V
V
A
A
125
0.95
5
100
35
80
35
- 55 to + 125
- 55 to + 150
70
O
1.3
1.7
V
uA
uA
nS
pF
C/W
O
O
C
C
Note 2: Reverse Recovery Test Conditions: I
F
=0.5A, I
R
=1.0A, I
RR
=0.25A
Note 3: Measured at 1 MHz and Applied Reverse Voltage of 4.0V D.C.
Version:E13
RATINGS AND CHARACTERISTIC CURVES (SF31 THRU SF38)
FIG.1- MAXIMUM AVERAGE FORWARD
CURRENT DERATING
4.0
RESISTIVE OR
INDUCTIVE LOAD
WITH HEATSINK
FIG.2- TYPICAL REVERSE CHARACTERISTICS
1000
AVERAGE FORWARD
A
CURRENT (A)
INSTANTANEOUS REVERSE CURRENT (uA)
3.0
100
2.0
TA=100℃
10
1.0
0.0
0
25
50
75
100
125
150
AMBIENT TEMPERATURE (
o
C)
1
TA=25℃
FIG. 3- MAXIMUM NON-REPETITIVE FORWARD
SURGE CURRENT
PEAK FORWARD SURGE CURRENT (A)
0.1
0
20
40
60
80
100
120
140
PERCENT OF RATED PEAK REVERSE VOLTAGE (%)
175
150
125
100
75
50
25
0
1
10
NUMBER OF CYCLES AT 60 Hz
TA=25℃
8.3ms Single Half Sine Wave
JEDEC Method
FIG. 5- TYPICAL FORWARD CHARACTERISTICS
100
100
INSTANTANEOUS FORWARD CURRENT (A)
SF35~SF36
SF37~SF38
10
SF31~SF34
FIG. 4- TYPICAL JUNCTION CAPACITANCE
180
JUNCTION CAPACITANCE (pF)
160
140
120
100
80
60
40
0.1
1
10
REVERSE VOLTAGE (V)
100
1000
TA=25℃
1
SF31~SF34
SF35~SF38
TA=25℃
Pulse Width=300us
1% Duty Cycle
0.1
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
2
FORWARD VOLTAGE (V)
Version:E13
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